Re: Connecting to different services with source port 53

From: nick johnson (ch0pstik@gmail.com)
Date: Thu Jun 23 2005 - 09:53:29 EDT


nmap -g 53

On 6/23/05, Christian Perst <chris_perst@gmx.de> wrote:
> Hi list,
>
> I'm pen-testing a system and with a normal "nmap -sS" I get no
> response. If I change the source port I could get through to
> the system, as you can see.
>
> 21/tcp open ftp
> 80/tcp open http
> 88/tcp open kerberos-sec
> 135/tcp open msrpc
> 389/tcp open ldap
> 443/tcp open https
> 464/tcp open kpasswd5
> 593/tcp open http-rpc-epmap
> 636/tcp open ldapssl
> 1026/tcp open LSA-or-nterm
> 1029/tcp open ms-lsa
> 1033/tcp open netinfo
> 1720/tcp open H.323/Q.931
> 1723/tcp open pptp
> 3268/tcp open globalcatLDAP
> 3269/tcp open globalcatLDAPssl
> 3372/tcp open msdtc
> 3389/tcp open ms-term-serv
> 6101/tcp open VeritasBackupExec
> 6106/tcp open isdninfo
> 8080/tcp filtered http-proxy
> 10000/tcp open snet-sensor-mgmt
>
> Is there a way, how I can establish a connection using source
> port 53?
>
> Thanks,
> Chris
>



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